CVE-2021-24115

View on CVE.org

Published Feb 22, 2021 CVSS 3.1 · 9.8 Critical EPSS 1.9% KEV · Not listed

Description

In Botan before 2.17.3, constant-time computations are not used for certain decoding and encoding operations (base32, base58, base64, and hex).

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:botan_project:botan:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2021-11030	In Botan before 2.17.3, constant-time computations are not used for certain decoding and encoding operations (base32, base58, base64, and hex).

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

Exploit prediction score: 1.9% (1.922% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://botan.randombit.net/news.html
https://github.com/randombit/botan/compare/2.17.2...2.17.3
https://github.com/randombit/botan/pull/2549

History

No history.

Subscriptions

Botan Project Botan

Weaknesses

NVD-CWE-noinfo

Sources

CVE record Updated: Aug 3, 2024, 7:21 PM

Status: PUBLISHED
Assigner: mitre
Published: Feb 22, 2021, 1:57 AM
Updated: Aug 3, 2024, 7:21 PM
Reserved: Jan 14, 2021, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 3:39 AM

Status: Modified
Published: Feb 22, 2021, 2:15 AM
Modified: Jun 17, 2026, 3:39 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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